Description

2-Methyl-5-Amino-2'-Hydroxy-3'-Sulfo-5'-Chlorobenzenesulfonanilide is a specialized, high-purity organic intermediate with a complex, multi-functional aromatic structure. This compound is valued for its role as a critical building block in the synthesis of advanced colorants and functional materials, where its specific substitution pattern enables precise chemical modifications. It is primarily sought after by manufacturers in the dyestuff, pigment, and specialty chemical industries for developing products with enhanced performance characteristics.

Application

• Key Intermediate for Azo Dyes and Pigments: Serves as a crucial diazo component or coupling agent in the production of high-performance azo colorants.
• Specialty Chemical Synthesis: Used in the manufacture of complex sulfonamide-based compounds for various industrial applications.
• Research & Development: Employed in academic and industrial R&D labs for exploring new synthetic pathways and novel chemical entities.
• Functional Material Production: Potential use in creating materials with specific optical or electronic properties due to its conjugated system.

Basic Information

Product Name	2-Methyl-5-Amino-2'-Hydroxy-3'-Sulfo-5'-Chlorobenzenesulfonanilide
CAS No.	6528-45-6
Molecular Formula	C13H12ClN2O6S2
Molecular Weight	407.83 g/mol
Synonyms	5-Chloro-2-hydroxy-3-sulfobenzenesulfonanilide, 2-Methyl-5-amino derivative; 2-Amino-4-methylbenzenesulfon-(3'-chlor-2'-hydroxy-5'-sulfo)-anilid; 5-Amino-2-methylbenzenesulfon-(5'-chlor-2'-hydroxy-3'-sulfo)-anilid; 6528-45-6; Benzenesulfonanilide, 2-methyl-5-amino-2'-hydroxy-3'-sulfo-5'-chloro-; Azo dye intermediate CAS 6528-45-6
EINECS	Contact for details

Quality Control

Our production of 2-Methyl-5-Amino-2'-Hydroxy-3'-Sulfo-5'-Chlorobenzenesulfonanilide adheres to stringent in-process controls to ensure batch-to-batch consistency and high purity. Every lot is fully characterized and tested against established internal specifications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents. Due to the presence of amino and sulfonic acid groups, the material may be hygroscopic; protect from excessive moisture.

Specification

Item	Specification
Appearance	Light yellow to brown powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.